LIFE SYMBOLS AS RELATED TO SEX SYMBOLISM: … ORIGIN AND SIGNIFICANCE … THE CIRCLE, THE SERPENT, THE TRIANGLE, THE TREE OF LIFE, THE SWASTIKA, AND OTHER SOLAR EMBLEMS… ELISABETH 1924
THE KEYS OF SAINT PETER OR THE HOUSE OF RECHAB: CONNECTED WITH THE HISTORY OF SYMBOLISM AND IDOLATRY ERNST VON BUNSEN 1867
THE DIVINE SYMBOLS: A COURSE OF LESSONS IN PRACTICAL REDEMPTION, FOR THE USE OF OCCULT STUDENTS DELMAR DEFOREST BRYANT 1909
THE BUDDHISM OF TIBET, OR LAMAISM: WITH ITS MYSTIC CULTS, SYMBOLISM AND MYTHOLOGY, AND IN ITS RELATION TO INDIAN BUDDHISM LAURENCE AUSTINE WADDELL 1895
THE IMAGE OF THE CROSS AND LIGHTS ON THE ALTAR, IN THE CHRISTIAN CHURCH, AND IN HEATHEN TEMPLES BEFORE THE CHRISTIAN ERA, ESPECIALLY IN THE BRITISH ISLES… THE TRIANGLE, THE DOVE, FLORAL DECORATIONS, THE EASTER EGG, AND OTHER HEATHEN SYMBOLS BERNARD H. DIXON 1879
THE SIGNS AND SYMBOLS OF PRIMORDIAL MAN; BEING AN EXPLANATION OF THE EVOLUTION OF RELIGIOUS DOCTRINES FROM THE ESCHATOLOGY OF THE ANCIENT EGYPTIANS ALBERT CHURCHWARD 1910
THE SWASTIKA: THE EARLIEST KNOWN SYMBOL, AND ITS MIGRATIONS: WITH OBSERVATIONS ON THE MIGRATION OF CERTAIN INDUSTRIES IN PREHISTORIC TIMES THOMAS WILSON 1896
ANCIENT SYMBOL WORSHIP. INFLUENCE OF THE PHALLIC IDEA IN THE RELIGIONS OF ANTIQUITY HODDER MICHAEL WESTROPP 1874
PHALLISM: A DESCRIPTION OF THE WORSHIP LINGAM–YONI IN VARIOUS PARTS OF THE WORLD, AND IN DIFFERENT AGES, WITH AN ACCOUNT OF ANCIENT & MODERN CROSSES PARTICULARLY OF THE CRUX ANSATA (OR HANDLED CROSS) AND OTHER SYMBOLS CONNECTED WITH THE MYSTERIES OF SEX WORSHIP HARGRAVE JENNINGS 1875